/Engine/Plugins/Animation/ControlRig/Source/ControlRig/Public/Rigs/RigHierarchy.h
Returns a curve's value given its index
Returns the value of the curve
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Category=URigHierarchy) float GetCurveValueByIndex ( int32 InElementIndex ) const